In today's tech -- of battery powered car has been named consumer reports best overall car. Tesla model S was praised for its quote impressive technological innovations it's the first American car to get the best overall ranking. Do you always like having the latest Smartphone -- than you may consider -- rapid upgrade plan it lets you pay a monthly fee to purchase the device and then traded in after about a year. The Wall Street Journal's Joanna stern warns these plans may not be a good deal. When you look at how the phones are being upgraded in the fact that we don't really CB significant improvements until there's that two -- mark. Think it's safe to say that you're okay holding on to your -- for two years. And oral B has unveiled the world's first Smart toothbrush it sends an alert to your Smartphone if you brush too hard and times how long you brush you'll be Smart series electric toothbrush. Expected to go on sale in June. Does your tech -- I'm John Mueller.

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